fork of https://github.com/rust-rocksdb/rust-rocksdb for nextgraph
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74 lines
2.4 KiB
74 lines
2.4 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#include "db/table_properties_collector.h"
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#include "db/dbformat.h"
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#include "util/coding.h"
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#include "util/string_util.h"
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namespace ROCKSDB_NAMESPACE {
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namespace {
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uint64_t GetUint64Property(const UserCollectedProperties& props,
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const std::string& property_name,
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bool* property_present) {
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auto pos = props.find(property_name);
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if (pos == props.end()) {
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*property_present = false;
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return 0;
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}
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Slice raw = pos->second;
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uint64_t val = 0;
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*property_present = true;
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return GetVarint64(&raw, &val) ? val : 0;
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}
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} // anonymous namespace
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Status UserKeyTablePropertiesCollector::InternalAdd(const Slice& key,
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const Slice& value,
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uint64_t file_size) {
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ParsedInternalKey ikey;
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Status s = ParseInternalKey(key, &ikey, false /* log_err_key */); // TODO
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if (!s.ok()) {
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return s;
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}
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return collector_->AddUserKey(ikey.user_key, value, GetEntryType(ikey.type),
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ikey.sequence, file_size);
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}
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void UserKeyTablePropertiesCollector::BlockAdd(
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uint64_t block_uncomp_bytes, uint64_t block_compressed_bytes_fast,
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uint64_t block_compressed_bytes_slow) {
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return collector_->BlockAdd(block_uncomp_bytes, block_compressed_bytes_fast,
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block_compressed_bytes_slow);
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}
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Status UserKeyTablePropertiesCollector::Finish(
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UserCollectedProperties* properties) {
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return collector_->Finish(properties);
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}
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UserCollectedProperties UserKeyTablePropertiesCollector::GetReadableProperties()
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const {
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return collector_->GetReadableProperties();
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}
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uint64_t GetDeletedKeys(const UserCollectedProperties& props) {
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bool property_present_ignored;
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return GetUint64Property(props, TablePropertiesNames::kDeletedKeys,
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&property_present_ignored);
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}
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uint64_t GetMergeOperands(const UserCollectedProperties& props,
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bool* property_present) {
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return GetUint64Property(props, TablePropertiesNames::kMergeOperands,
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property_present);
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}
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} // namespace ROCKSDB_NAMESPACE
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